Lab Filtration Products

Designed for general qualitative laboratory work Fast filtering speed; 25um particle retention Low retentivity, which retains coarse or gelatinous precipitates such as aluminum hydroxide, cobalt carbonate, mercury iodide and magnesium hydroxide Creped surface; thickness approximately 0.23 mm; 24...

Designed for very fine precipitates Slow filtering speed; 1 µm particle retention High retentivity, which retains very fine crystalline precipitates such as cuprous oxide, lead sulfate, barium sulfate and manganese carbonate Thickness approximately 0.20 mm, 1.5 µm pore size

Depth filtration glass micro fiber 934-AH® - Fine porosity, fast flow rate, with a 1.5 µm size particle retention. This material is the standard for volatile suspended solids content and related measurements (Standard Methods 2540D and EPA Method 160.2). Also widely used in cell harvesting...

Quantitative cellulose filter papers are primarily used in gravimetric analysis procedures and perform separations by entrapping particulate within the random matrix of cellulose fibers within the depth of the media. This media family is also widely used in methods to prepare samples for further...

CELLTREAT Scientific Products offers an extensive line of disposable syringe filter devices designed specifically for the filtration of culture media and organic solvents in research and industrial laboratories.  They are made with an ABS housing in various diameters which contains a...

CHROMAFIL® syringe filters – Ideal for GC, HPLC and UHPLC sample filtration By using CHROMAFIL® syringe filters unwanted particles are removed which can otherwise cause contamination and clogging of sensitive instrumentation. So, filtering your samples leads to an increase of lifetime...

mdi Nylon-66 membrane syringe filters are color coded for ease of identification and offer a number of unique performance advantages: HPLC Certified for low levels of UV-absorbing extractables Hydrophilic, no pre-wetting required Unique 16-channel design for very low hand pressure and maximum...

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Mesh Screens for Macrofiltration Separations Spectrum provides a broad range of Spectra/Mesh Woven Filters that consist of individual strands woven into a mesh screen, characterized by precise mesh openings, percent open area and mesh thickness. There are 5 material types with different physical,...

EZFlow® 90mm Glass Fiber membrane disc filters are manufactured from Borosilicate glass without binders. These glass fiber disc filters have good solids holding capacity and can be used as pre-filters for heavily contaminated solution samples. The glass fiber membrane disc filters have high flow...

NONSTERILE MILLEX® SYRINGE FILTERS Applications include filtration-based sample preparation for dissolution testing, HPLC, UHPLC, LC-MS, ion chromatography (IC), and general particulate removal Hydrophilic PTFE Millex® filters are HPLC-certified for low extractables - Best recovery...

Ahlstrom offers a full range of specially designed filter paper for use in the sugar industry. Ahlstrom 8613 has a smooth black finish designed for use in applications requiring visual examination of particles. Ahlstrom 613 and 615 are particularly well suited for general laboratory filtration...

CELLTREAT Vacuum Filter Systems are ideal for large volume sample separation and purification. The filter systems are manufactured in a Class 100,000 clean room, from USP class VI virgin polystyrene. The filter membrane is Polyethersulfone (PES) material in 0.22µm or 0.45µm pore sizes...

Uniform pore structure for low binding applications where reliable, fast flow rates and high throughputs are required Polyethersulfone Plain surface Hydrophilic Withstands temperatures up to 135°C Filters are inert, providing extremely low extractable levels in critical sterilization...

EZFlow 25mm, 47mm, and 90mm membrane disc filters are used to retain particles or microorganisms by surface capture. The membrane disc filters are available in 0.22µm or 0.45µm pore sizes. The Nylon membrane is has great chemical resistance and makes them ideal for filtering more aggressive...

Xenomax® Pre-Weighed TSS Filters are pre-washed, predried, pre-desiccated, and pre-weighed in accordance with Standard Methods 2540 D and are ready to use out of the box. To significantly speed up TSS analysis, simply filter your sample, dry the filter, and record its final weight. These filters...

mdi PVDF membrane Syringe filters are color coded for ease of identification and offer a number of unique performance advantages: HPLC Certified for low levels of UV-absorbing extractables Hydrophilic, no pre-wetting required Unique 16-channel design for very low hand pressure and maximum throughput...

Banded polypropylene housing ensures lab safety preventing the housing from bursting Color-coded housing allows for easy identification of membrane Most 30mm filters have a 1 micron glass pre-filter For sample volumes of 2mL to 100mL Retention volume < 115µL Maximum operating temperature:...

Nalgene filters have the Rapid-Flow multi-column membrane-support system. This proprietary system provides a uniform, consistent separation between touchpoints with the membrane, minimizing gap stress to maintain optimal flow. 0.1 micron filters guard against mycoplasma contamination 0.2 micron...

Overview Millipore fibrous disc filters are available in a wide range of flow rates and throughput capacities. Glass fiber filters are available with or without binder resins and can be sterilized by EO, gamma, or autoclave (121 °C at 1 bar). Glass Fiber Filters with Binder Resin Millipore...

Available pore sizes: 0.10µm, 0.20µm, 0.30µm, 0.45µm, 0.65µm, 0.80µm, 1.0µm, 3.0µm, 5.0µm Colors: White, Black, and Green Surfaces: Gridded or Plain, with or without Hydrophobic Edge (HE) Nonsterile bulk pack Mixed Cellulose Esters (MCE)...

Advantec Glass Fiber Depth Filters feature high-loading capacity, fast flow rates, are highly resistant to chemical attack, and biologically inert. General purpose and clarifying filtration grades. Binder-free and thermostable to 500°C. Grade GA55 is a thin filter recommended for clarifying...

Nalgene filters have the Rapid-Flow multi-column membrane-support system. This proprietary system provides a uniform, consistent separation between touchpoints with the membrane, minimizing gap stress to maintain optimal flow. Polystyrene housing 90mm Supor®* machV PES membrane 90-mm diameter...

Ahlstrom’s qualitative grades of filter paper are, by definition, recommended for use in analytical methods, which determine or identify particulate constituents of a mixture irrespective of the amount present. Qualitative filter papers are often used in routine separation work that still...